21119514

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{270763}}^1$

素因数の和:270781

約数の個数: 16

約数和(自身を含む): 45488352

約数和(自身を除く): 24368838

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 270763, 541526, 812289, 1624578, 3519919, 7039838, 10559757, 21119514]

約数ペア:

[(1, 21119514), (2, 10559757), (3, 7039838), (6, 3519919), (13, 1624578), (26, 812289), (39, 541526), (78, 270763)]